2249834972 has 96 divisors (see below), whose sum is σ = 5000970240. Its totient is φ = 860267520.

The previous prime is 2249834947. The next prime is 2249834989. The reversal of 2249834972 is 2794389422.

It is a self number, because there is not a number n which added to its sum of digits gives 2249834972.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4419854 + ... + 4420362.

It is an arithmetic number, because the mean of its divisors is an integer number (52093440).

Almost surely, 2^2249834972 is an apocalyptic number.

2249834972 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2249834972, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2500485120).

2249834972 is an abundant number, since it is smaller than the sum of its proper divisors (2751135268).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2249834972 is a wasteful number, since it uses less digits than its factorization.

2249834972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 771 (or 769 counting only the distinct ones).

The product of its digits is 1741824, while the sum is 50.

The square root of 2249834972 is about 47432.4253227684. The cubic root of 2249834972 is about 1310.3386596018.

The spelling of 2249834972 in words is "two billion, two hundred forty-nine million, eight hundred thirty-four thousand, nine hundred seventy-two".